Siemens HQR22B250L - 250 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Siemens HQR22B250L is a 250A, 240V, 2-pole bolt-on molded case circuit breaker built for dependable branch-circuit protection in panelboards and load centers. Its bolt-on mounting delivers a rigid, vibration-resistant bus connection that stays secure under demanding electrical conditions, ensuring consistent protection where you need it most.

Designed for residential, commercial, and light industrial installations, this unit integrates seamlessly with Siemens OEM systems, delivering reliable performance and straightforward maintenance across the life of your panel.

Why this breaker stands out

• Secure bolt-on mounting: a rigid connection that resists loosening from panel movement and vibration, reducing nuisance trips.
• Thermal-magnetic trip unit: combines precise thermal overload protection with fast magnetic interruption for short circuits, delivering repeatable protection you can rely on.
• 250A at 240V, 2-pole design: ideal for heavy feeders and high-draw branch circuits in panelboards and load centers.
• OEM-compatible: engineered to fit matching Siemens OEM load centers and panelboards, simplifying upgrades and replacements.
• Versatile applications: suited for residential, commercial, and light industrial environments where durable, predictable protection is required.

Technical details at a glance

• Amperage Rating: 250A
• Voltage Rating: 240V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Type: Thermal-magnetic molded case circuit breaker

Practical use cases and installation considerations

In a home or small business, use the HQR22B250L to protect large feeders, subpanels serving high-draw appliances, or circuits feeding motors and heat pumps. In larger commercial spaces, it can shield critical loads such as HVAC compressors, refrigeration equipment, or manufacturing line feeders. The bolt-on design ensures a sturdy bus connection even in panels with frequent activity or vibration, and its Siemens-proprietary trip system delivers consistent response across temperature variations.

To ensure optimal performance, pair this breaker with the corresponding Siemens OEM load centers and panelboards. For installation, have a licensed electrician perform the work, verify the panel's compatibility, and confirm that the bus and terminals are clean and free of oxidation before securing the bolt-on connection. Rely on the thermal-magnetic protection to minimize nuisance trips while still delivering fast clearance for short circuits.

Who benefits most

Electricians, facilities managers, and property owners who manage service panels, subpanels, or industrial control panels will appreciate the reliability and compatibility of the Siemens HQR22B250L. If you’re upgrading an older panel or expanding capacity within a Siemens ecosystem, this 2-pole, 250A breaker offers a precise fit and robust protection you can count on.

Available from AmpState, this breaker is ready for immediate installation alongside your existing Siemens components. Add it to your cart to strengthen your panel’s safety profile with equipment engineered for dependable performance.